140424321044340 has 144 divisors (see below), whose sum is σ = 441740979546048. Its totient is φ = 37445541249024.

The previous prime is 140424321044333. The next prime is 140424321044341. The reversal of 140424321044340 is 43440123424041.

140424321044340 is a `hidden beast` number, since 1 + 4 + 0 + 4 + 2 + 4 + 3 + 210 + 4 + 434 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 140424321044295 and 140424321044304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140424321044341) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 204180084 + ... + 204866676.

It is an arithmetic number, because the mean of its divisors is an integer number (3067645691292).

Almost surely, 2^{140424321044340} is an apocalyptic number.

140424321044340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140424321044340 is an abundant number, since it is smaller than the sum of its proper divisors (301316658501708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140424321044340 is a wasteful number, since it uses less digits than its factorization.

140424321044340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728700 (or 728686 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

Adding to 140424321044340 its reverse (43440123424041), we get a palindrome (183864444468381).

The spelling of 140424321044340 in words is "one hundred forty trillion, four hundred twenty-four billion, three hundred twenty-one million, forty-four thousand, three hundred forty".